lychee/src/scripts/swipe.js

/**
 * @description	Swipes and moves an object.
 * @copyright	2014 by Tobias Reich
 */

swipe = {

	obj:		null,
	tolerance:	150,
	offset:		0

}

swipe.start = function(obj, tolerance) {

	if (obj)		swipe.obj = obj;
	if (tolerance)	swipe.tolerance = tolerance;

	return true;

}

swipe.move = function(e) {

	if (swipe.obj===null) return false;

	swipe.offset = -1 * e.x;

	swipe.obj.css({
		WebkitTransform:	'translateX(' + swipe.offset + 'px)',
		MozTransform:		'translateX(' + swipe.offset + 'px)',
		transform:			'translateX(' + swipe.offset + 'px)'
	});

}

swipe.stop = function(e, left, right) {

	if (e.x<=-swipe.tolerance)		left(true);
	else if (e.x>=swipe.tolerance)	right(true);
	else if (swipe.obj!==null) {
		swipe.obj.css({
			WebkitTransform:	'translateX(0px)',
			MozTransform:		'translateX(0px)',
			transform:			'translateX(0px)'
		});
	}

	swipe.obj		= null;
	swipe.offset	= 0;

}